﻿Imports HMSLibrary

Public MustInherit Class PurchaseDataProvider

    Public MustOverride Function SavePOPI(ByVal bill As Purchase, ByVal Mode As FormAction, ByVal PType As PurchaseEnum) As Integer

    Public MustOverride Function GetSavePOPI(ByVal PType As PurchaseEnum) As List(Of Purchase)

    Public MustOverride Function GetPurchaseInvoice() As List(Of Purchase)
End Class
